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Hourly Forecast
Daylight Hours
06:49
Sunrise
19:02
Sunset
Moon
Waxing Crescent
12:42
Moonrise
21:07
Moonset
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Weather in Allentown today, September 16, 2026
Allentown stays under cloudy skies on September 16, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. Expect a brighter morning, with limited cloud around 4% by 11:00. Conditions start on a settled note.
The day peaks near 28°C and cools toward 13°C. Moisture in the air spans 49%-97%, with the highest values around 06:00. A lighter breeze peaks around 13:00 near 3.0 km/h.
Afternoon skies stay clogged, peaking close to 100% near 13:00. The grey theme continues rather than clearing out. Visibility holds near 15.6 km, though it can fall to 12.7 km. Sunrise is at 06:49 and sunset at 19:02, giving 12 hours 12 minutes of sunlight today.
In short, cloud leads the story in Allentown on September 16, 2026; expect limited sun and a peak around 28°C.
Frequently asked questions about weather in Allentown
How warm does it get in Allentown?
The warmest month in Allentown is July, with average high temperatures of 31°C. The average temperature during this period is around 25°C.
How cold does it get in Allentown?
The coldest month in Allentown is January, with average low temperatures of -3°C. The average temperature during this period is around 1°C.
What is the wettest time of year in Allentown?
The wettest month in Allentown is July, with an average of 125mm of precipitation.
What is the driest time of year in Allentown?
The driest month in Allentown is November, with an average of 81mm of precipitation.
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